Supernatural is about to show Community how a show truly goes meta.

The CW hit will air a unique episode later this season, as Genevieve Cortese returns to the show on which she's appeared over the years as Ruby.

She'll guest star this time on an installment that finds Sam and Dean waking up in an alternate universe where they're actors named... Jared Padalecki and Jensen Ackles. In this unusual situation, the characters will be the stars of a show titled... Supernatural.

As first reported by TV Line.com, Cortese - who is married in real life to Padalecki - will return to the show an an alternate-universe version of... herself. Follow all that, fans?

The episode will likely air in early March.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.